基于图像分析的光学镜头定心测量方法及系统

By employing an image analysis-based optical lens centering measurement method, utilizing reflective centering measurement and feature correlation analysis, the complexity and operational difficulty of existing optical lens centering devices are resolved, enabling rapid and effective centering measurement.

CN120445591BActive Publication Date: 2026-07-17SHENZHEN DAOXIAN TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2025-05-26
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing optical lens centering measurement methods involve complex hardware structures and difficult operation of centering devices, resulting in long learning cycles for personnel and making it impossible to perform centering measurements quickly and effectively.

Method used

An image analysis-based optical lens centering measurement method is adopted. The centering instrument system is obtained through reflection-based centering measurement. The centering measurement parameters of the optical lens are obtained by measurement feature analysis and feature correlation analysis, which simplifies the operation process and reduces the reliance on personnel training.

Benefits of technology

It enables fast and efficient optical lens centering measurements without requiring personnel training, improving measurement accuracy and efficiency, and reducing the impact of the learning cycle on the centering device.

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Abstract

本发明公开了基于图像分析的光学镜头定心测量方法及系统,涉及光学镜头技术领域,包括:使用定心仪系统得到测量图像;使用测量特征分析法获取定心测量参数;获取校准参数,使用特征关联分析法获取特征关联曲线;基于实时测量图像以及特征关联曲线获取定心测量参数;本发明用于解决现有的光学镜头定心测量方法中,已有的定心装置硬件结构复杂且人员操作困难,即使简化硬件结构并优化已有的定心方法,仍存在人员需对定心装置以及定心方法进行学习,导致因人员学习周期较长造成无法对已有的光学镜头进行快速且有效的定心测量的问题。
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Citation Information

Patent Citations

  • Optical lens centering device, image acquisition device and method

    CN116300129A

  • Centering system and method for large-caliber concave aspheric surface

    CN110987371A

  • Eccentricity measuring instrument and method

    JP2010071867A